ML20005A089

LER 81-065/03L-0:on 810422,while in Mode 3 Initial Fuel Loading,Containment Floor & Equipment Sump Level Indicators in Control Room Failed to Zero Scale Position & Ac Power Supply Was Lost.Caused by Disconnected Wires

ML20005A089
Person / Time
Site:	McGuire
Issue date:	05/22/1981
From:	Ouellette R DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20005A086	List: ML20005A085 ML20005A089
References
LER-81-065-03L, LER-81-65-3L, NUDOCS 8106290360
Download: ML20005A089 (3)

Text

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f7TT] I While in Mode 3, initial fuel loa ng, the Containment Floor and Equipment  !

A l hm Level Indicators in the Control Room failed to the zero scale position.

A IThe 120V AC power supply was lost. This is in violation of Technical Speci-totsii fication 3.4.7.1 and is reportable per Technical Specification 6.9.1.13(b).

Ioto1ISince there was not excess leakage at this time, the health and safety of latilI the public'were not affected.

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[JJ@ {..N I@ lZj@ l Z l 9 l 91 y CAUSE DESCserTICN ANo COAaECMVE AC"nCN3 iiiai! The 120V AC power supply to the Waste Processing Panel was being changed titilI eva- 8 en ene breaker to another when the wires were disconnected the level m I indicators were deenergized. Power was restored and the system operated I

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